Test a water sample of your choice for coliform bacteria, chloride, dissolved oxygen, biochemical oxygen demand, nitrate, pH, phosphate, and temperature. Kit contains enough materials to perform 30 tests. Aligned to the Next Generation Science Standards (NGSS)* Disciplinary Core Ideas: MS-PS1-2 Performance Expectations: PS1.A, PS1.B Cross Cutting Concepts: Structure and Function; Planning and Carrying Out Investigations Kit Includes: 3 Water Collection Bottles 3 Reaction Vessels 15 Pipettes 5 Titrators 3 Measuring Tubes 1/pk Toothpicks 1/pk pH Strips 30 Phosphate Powder Pillows 3 Coliform Test Powder Tubes * Only enough for 3 tests. Starch Indicator Solution, 2x30mL Manganese Chloride Reagent, 2x30mL Alkaline Iodide Reagent, 2x30mL 50% Sulfuric Acid Reagent, 2x30mL Sodium Thiosulfate Titrant, 2x60mL Griess Reagent, 1x60mL Cadmium Metal Powder, 1x0.5g Silver Nitrate Titrant, 3x100mL Salinity Indicator Solution, 3x15mL DOT Info: UN2924, Flammable liquids, corrosive, n.o.s (Ethanol, Phosphoric Acid), 3(8), III, LTD QTY WARNING: This product can expose you to chemicals including strong inorganic mists containing sulfuric acid, methanol, cadmium and cadmium compounds, and chromium hexavalent compounds , which are known to the State of California to cause cancer and reproductive harm. For more information go to http://www.P65Warnings.ca.gov. *"Next Generation Science Standards" is a registered trademark of Achieve. Neither Achieve nor the lead states and partners that developed the Next Generation Science Standards was involved in the production of, and does not endorse, this product.